It is shown that the ray trajectory depends strongly on the spot size and the inclination of the incident beam and the structure of the lens.
计算结果表明，光线轨迹主要由入射光束的光斑尺寸、倾角和透镜的结构决定。
The electrode shapes, electron trajectory and the electron beam parameters are also given.
给出了电极形状，电子轨迹与电子注参量。
The beam expanding system has some advantages of fewer lenses, simple structures and smoothly zoom trajectory, and it is suitable for simulating lighting elements with different sizes.
系统具有镜片少，结构简单，变焦轨迹平滑无卡滞等优点，可用于模拟不同尺寸的闪电单元。
Using the present cone beam reconstruction formula for general trajectory, we have investigated the issue of detector efficiency for non-helical trajectory.
基于现有的锥形束普适轨道的重构公式，研究了非螺旋轨道的探测器效率问题。
An electron gun code is used to simulate the electron trajectory, the influence of electrode shape, magnet field, electron trajectory on the electron beam have been studied.
利用电子枪模拟程序对电子轨迹进行模拟计算，研究了电极形状、磁场分布以及电子轨迹与电子注参量的影响，为磁控注入电子枪的设计提供了理论依据。
An electron gun code is used to simulate the electron trajectory, the influence of electrode shape, magnet field, electron trajectory on the electron beam have been studied.
利用电子枪模拟程序对电子轨迹进行模拟计算，研究了电极形状、磁场分布以及电子轨迹与电子注参量的影响，为磁控注入电子枪的设计提供了理论依据。
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